| 128901 | UNIT TCT | Natrona County, WY | Oil & Gas Property | Dec 1984 |
| 128902 | UNIT W | Converse County, WY | Oil & Gas Property | Jul 2024 |
| 128903 | UNIT W-22053 35 | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 128904 | UNIT W-30253 4 | Johnson County, WY | Oil & Gas Property | Feb 2025 |
| 128905 | UNIT WAKEMAN | Weston County, WY | Oil & Gas Property | Feb 1991 |
| 128906 | UNIT WHITAKER | Laramie County, WY | Oil & Gas Property | Jan 2025 |
| 128907 | UNIT WOODS PATENT | Park County, WY | Oil & Gas Property | Feb 2025 |
| 128908 | UNIT-A PATENTED | Sweetwater County, WY | Oil & Gas Property | May 2016 |
| 128909 | UNITED | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 128910 | UNITED | Broomfield County, CO | Oil & Gas Property | Feb 2025 |
| 128911 | UNITED | Rio Blanco County, CO | Oil Property | Dec 2024 |
| 128912 | UNITED | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 128913 | UNITED | Ventura County, CA | Oil & Gas Property | Jun 2018 |
| 128914 | UNITED | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 128915 | UNITED 1 | Moore County, TX | Gas Property | Jan 2025 |
| 128916 | UNITED AFFIL | Logan County, WV | Gas Property | Dec 2021 |
| 128917 | UNITED BETHEL CHURCH | Knox County, OH | Oil Property | Dec 2023 |
| 128918 | UNITED BRETH | Acadia Parish, LA | Oil Property | Dec 2024 |
| 128919 | UNITED CALIFORNIA | Santa Barbara County, CA | Oil & Gas Property | Dec 2008 |
| 128920 | UNITED FUEL | Wayne County, WV | Oil & Gas Property | Dec 2021 |
| 128921 | UNITED FUEL | Lincoln County, WV | Gas Property | Dec 2021 |
| 128922 | UNITED FUEL | Lincoln County, WV | Oil & Gas Property | Dec 2021 |
| 128923 | UNITED FUEL GAS | Mingo County, WV | Oil & Gas Property | Dec 2021 |
| 128924 | UNITED FUEL GAS CO | Wayne County, WV | Oil & Gas Property | Jun 2020 |
| 128925 | UNITED FUEL GAS CO | Wayne County, WV | Gas Property | Dec 2021 |
| 128926 | UNITED FUEL GAS CO | Martin County, KY | Oil & Gas Property | Dec 2023 |
| 128927 | UNITED FUEL GAS CO | Kanawha County, WV | Gas Property | Dec 2021 |
| 128928 | UNITED FUEL GAS CO | Lincoln County, WV | Gas Property | Dec 2021 |
| 128929 | UNITED FUEL GAS CO | Roane County, WV | Gas Property | Dec 2021 |
| 128930 | UNITED LAND | Tuscaloosa County, AL | Gas Property | Dec 2024 |
| 128931 | UNITED LAND | Tuscaloosa County, AL | Gas Property | Feb 2025 |
| 128932 | UNITED METHODIST | Butler County, PA | Oil & Gas Property | Dec 2024 |
| 128933 | UNITED METHODIST CHURCH | Hocking County, OH | Oil & Gas Property | Dec 2022 |
| 128934 | UNITED NATURAL GAS CO O&G ALLEGHEN | Elk County, PA | Oil & Gas Property | Dec 2024 |
| 128935 | UNITED OIL | Caddo Parish, LA | Oil & Gas Property | Oct 2024 |
| 128936 | UNITED POCAHONTAS 1 | McDowell County, WV | Gas Property | Dec 2021 |
| 128937 | UNITED PRESBYTERIAN CHURCH | Dawson County, TX | Oil & Gas Property | Aug 2015 |
| 128938 | UNITED RESOURCES 1H | Harrison County, TX | Oil & Gas Property | Jan 2025 |
| 128939 | UNITED ROYALTY A | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 128940 | UNITED STATES OF AMERICA FORT K | Meade County, KY | Gas Property | Dec 2023 |
| 128941 | UNITY CEMETERY ASS | Westmoreland County, PA | Gas Property | Dec 2024 |
| 128942 | UNITY LAND MGMT | Westmoreland County, PA | Gas Property | Dec 2024 |
| 128943 | UNIV | Crockett County, TX | Oil & Gas Property | Nov 2024 |
| 128944 | UNIV | Ward County, TX | Oil & Gas Property | Oct 2024 |
| 128945 | UNIV OF AL | Tuscaloosa County, AL | Gas Property | Dec 2024 |
| 128946 | UNIV OF TULSA | Marshall County, OK | Oil & Gas Property | Sep 2024 |
| 128947 | UNIV. -P | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128948 | UNIV. 11 SEC. 1 | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128949 | UNIV. CONSOLIDATED X | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128950 | UNIV2 HR | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128951 | UNIV3 VINCENT2 | Upton County, TX | Oil & Gas Property | Nov 2024 |
| 128952 | UNIV5 | Upton County, TX | Oil & Gas Property | Nov 2022 |
| 128953 | UNIV6 | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128954 | UNIVANISTON | Crane County, TX | Oil & Gas Property | Dec 2024 |
| 128955 | UNIVBAILEY | Crane County, TX | Oil & Gas Property | Jan 2025 |
| 128956 | UNIVCARLA | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128957 | UNIVDANA | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128958 | UNIVERSAL | Rio Blanco County, CO | Gas Property | Jul 2022 |
| 128959 | UNIVERSAL ATLAS | Montgomery County, KS | Oil Property | Dec 2024 |
| 128960 | UNIVERSAL-TRUST | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 128961 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128962 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128963 | UNIVERSITY | Schleicher County, TX | Oil & Gas Property | Jan 2025 |
| 128964 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128965 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128966 | UNIVERSITY | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 128967 | UNIVERSITY | Crane County, TX | Oil & Gas Property | Jan 2025 |
| 128968 | UNIVERSITY | Crane County, TX | Oil & Gas Property | Jan 2025 |
| 128969 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128970 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Jul 2024 |
| 128971 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128972 | UNIVERSITY | Winkler County, TX | Oil & Gas Property | Jan 2025 |
| 128973 | UNIVERSITY | Reagan County, TX | Oil & Gas Property | Jan 2025 |
| 128974 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128975 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 128976 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128977 | UNIVERSITY | Pecos County, TX | Oil Property | Jan 2021 |
| 128978 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128979 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Nov 2010 |
| 128980 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 128981 | UNIVERSITY | Reagan County, TX | Oil & Gas Property | Jan 2025 |
| 128982 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 128983 | UNIVERSITY | Okfuskee County, OK | Oil & Gas Property | Jan 2025 |
| 128984 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128985 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128986 | UNIVERSITY | Schleicher County, TX | Oil & Gas Property | Jan 2025 |
| 128987 | UNIVERSITY | Ward County, TX | Oil & Gas Property | Dec 2024 |
| 128988 | UNIVERSITY | Martin County, TX | Oil & Gas Property | Jan 2025 |
| 128989 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128990 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128991 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128992 | UNIVERSITY | Terrell County, TX | Oil & Gas Property | Jan 2025 |
| 128993 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 128994 | UNIVERSITY | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 128995 | UNIVERSITY | Crane County, TX | Oil & Gas Property | Jan 2025 |
| 128996 | UNIVERSITY | Loving County, TX | Oil & Gas Property | Jan 2025 |
| 128997 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 128998 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 128999 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |
| 129000 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2025 |